Home / 6,315.99-9,468.57-3,540.39

Finding the Fourth Proportional to 6,315.99, 9,468.57 and 3,540.39

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Solution

The fourth proportional to 6,315.99, 9,468.57 and 3,540.39 is: 5,307.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,315.99 : 9,468.57 = 3,540.39 : x
  2. Step 2: Convert to fraction form
    6,315.99/9,468.57 = 3,540.39/x
  3. Step 3: Cross multiply
    6,315.99x = 9,468.57 × 3,540.39
  4. Step 4: Simplify right side
    6,315.99x = 33,522,430.54
  5. Step 5: Solve for x
    x = 33,522,430.54/6,315.99
  6. Step 6: Final answer
    x = 5,307.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.